Compare
STM vs TSM
TheDesperateTrader.com· Side-by-side stock comparison
$STM vs $TSM head to head: price, market cap, valuation, dividend, free float, relative volume and how actively each trades. The bigger value in the size rows is bolded. Tap either ticker for its live chart, full ownership breakdown and real-time alerts.
$49.21
Price
$404.50
+4.3%
Day change
+1.5%
$43.41B
Market cap
$2.10T
—
P/E ratio
—
0.73%
Dividend yield
1.07%
894.4M
Free float
5.13B
18.50%
Institutional
—
10.1M
Avg volume
11.1M
0.8x
Rel. volume
0.8x
47% of 52w
52-week range
62% of 52w
205
Scanner alerts 30d
155
Semiconductors & Related Devices
Sector
Semiconductors & Related Devices
STM vs TSM: the quick read
- ·TSM is the larger company by market cap ($2.10T vs $43.41B).
- ·STM has been more active on our scanner (205 vs 155 alerts in 30 days).
- ·STM has the smaller float (894.4M vs 5.13B), which tends to mean sharper, more volatile moves.
- ·Both are semiconductors & related devices names, so this is a like-for-like comparison and sector news tends to move them together.
- ·STM trades at a small fraction of the other's share price, so position sizing and the size of a "normal" move differ a lot between them.
- ·Both stay busy on our scanner, 205 and 155 unusual-volume alerts over 30 days, so neither is the quiet one here.
- ·They are not really peers by size: TSM is more than 48x the market cap of STM, so the same dollar of news moves STM far harder.
- ·Both pay a dividend, so this is one of the few pairs here where yield is a fair tiebreaker.
Objective differences only. Not investment advice.
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Frequently asked questions
Everything you need to know comparing STM and TSM on TheDesperateTrader.
- Is STM or TSM the better stock?
- "Better" depends on your goal, and these two are not alike. TSM is the larger company by market cap ($2.10T vs $43.41B). STM has been more active on our scanner (205 vs 155 alerts in 30 days). STM has the smaller float (894.4M vs 5.13B), which tends to mean sharper, more volatile moves. Those are the measured differences, not a recommendation, and nothing here is investment advice.
- What is the difference between STM and TSM?
- The differences that matter: TSM is roughly 48x the size of the other by market cap ($43.41B vs $2.10T); they trade at very different share prices ($49.21 vs $404.50); STM sits at 47% of its 52-week range against 62% for TSM; our scanner flagged STM 205 times in the last 30 days against 155 for TSM. Everything above is measured from the latest completed session and SEC filings.
- Which of STM and TSM is more active right now?
- Right now STM is at about 0.8x its normal volume and TSM is at about 0.8x, so TSM is the one drawing unusual attention today. Relative volume (RVOL) compares a stock's volume to its own recent average, so it reads the same way for a megacap and a microcap and is the quickest way to tell which of two similar names is actually in play.
- Is this comparison data live?
- Prices and % changes are anchored to the latest completed session and split-adjusted, so a reverse split never shows as a fake move. Float is estimated from SEC filings and refreshed as new filings publish.
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Same sector, similar size. These are the peers each one is usually weighed against.
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